Move PathIsWritable, DirectoryExists, ContentsEqual, and TextContentsEqual to the base namespace.

base/nix/mime_util_xdg.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/nix/mime_util_xdg.h"
 
 #include <cstdlib>
 #include <list>
 #include <map>
 #include <vector>
@@ skipping 150 matching lines @@
     : index_theme_loaded_(false) {
   base::ThreadRestrictions::AssertIOAllowed();
   // Iterate on all icon directories to find directories of the specified
   // theme and load the first encountered index.theme.
   MimeUtilConstants::IconDirMtimeMap::iterator iter;
   FilePath theme_path;
   MimeUtilConstants::IconDirMtimeMap* icon_dirs =
       &MimeUtilConstants::GetInstance()->icon_dirs_;
   for (iter = icon_dirs->begin(); iter != icon_dirs->end(); ++iter) {
     theme_path = iter->first.Append(name);
-    if (!file_util::DirectoryExists(theme_path))
+    if (!DirectoryExists(theme_path))
       continue;
     FilePath theme_index = theme_path.Append("index.theme");
     if (!index_theme_loaded_ && PathExists(theme_index)) {
       if (!LoadIndexTheme(theme_index))
         return;
       index_theme_loaded_ = true;
     }
     dirs_.push_back(theme_path);
   }
 }
@@ skipping 198 matching lines @@
     DLOG(WARNING) << "Invalid index.theme: blank subdir";
     return false;
   }
   subdirs_[dir] = num++;
   info_array_.reset(new SubDirInfo[num]);
   return true;
 }
 
 bool CheckDirExistsAndGetMtime(const FilePath& dir,
                                base::Time* last_modified) {
-  if (!file_util::DirectoryExists(dir))
+  if (!DirectoryExists(dir))
     return false;
   base::PlatformFileInfo file_info;
   if (!file_util::GetFileInfo(dir, &file_info))
     return false;
   *last_modified = file_info.last_modified;
   return true;
 }
 
 // Make sure |dir| exists and add it to the list of icon directories.
 void TryAddIconDir(const FilePath& dir) {
   base::Time last_modified;
   if (!CheckDirExistsAndGetMtime(dir, &last_modified))
     return;
   MimeUtilConstants::GetInstance()->icon_dirs_[dir] = last_modified;
 }
 
 // For a xdg directory |dir|, add the appropriate icon sub-directories.
 void AddXDGDataDir(const FilePath& dir) {
-  if (!file_util::DirectoryExists(dir))
+  if (!DirectoryExists(dir))
     return;
   TryAddIconDir(dir.Append("icons"));
   TryAddIconDir(dir.Append("pixmaps"));
 }
 
 // Add all the xdg icon directories.
 void InitIconDir() {
   FilePath home = file_util::GetHomeDir();
   if (!home.empty()) {
       FilePath legacy_data_dir(home);
       legacy_data_dir = legacy_data_dir.AppendASCII(".icons");
-      if (file_util::DirectoryExists(legacy_data_dir))
+      if (DirectoryExists(legacy_data_dir))
         TryAddIconDir(legacy_data_dir);
   }
   const char* env = getenv("XDG_DATA_HOME");
   if (env) {
     AddXDGDataDir(FilePath(env));
   } else if (!home.empty()) {
     FilePath local_data_dir(home);
     local_data_dir = local_data_dir.AppendASCII(".local");
     local_data_dir = local_data_dir.AppendASCII("share");
     AddXDGDataDir(local_data_dir);
@@ skipping 214 matching lines @@
       icon_file = LookupIconInDefaultTheme(icon_names[i], size);
       if (!icon_file.empty())
         return icon_file;
     }
   }
   return FilePath();
 }
 
 }  // namespace nix
 }  // namespace base